mds: fix byte_range_t ctor

I do not think we saw any bugs from this, but anything that involved
capability issues on restart or migrate might have been caused by
this.

Signed-off-by: Sage Weil <sage@inktank.com>
Signed-off-by: Greg Farnum <greg@inktank.com>

diff --git a/src/mds/mdstypes.h b/src/mds/mdstypes.h
index 22e754eb2a14ef2db5117cf5f9603c8ebff55d75..74b8571e0f33f2bb6f27d73f51dface068a289d9 100644 (file)
--- a/src/mds/mdstypes.h
+++ b/src/mds/mdstypes.h
@@ -324,6 +324,8 @@ inline ostream& operator<<(ostream &out, const vinodeno_t &vino) {
 struct byte_range_t {
   uint64_t first, last;    // interval client can write to
 
+  byte_range_t() : first(0), last(0) {}
+
   void encode(bufferlist &bl) const {
     ::encode(first, bl);
     ::encode(last, bl);